gcc -o ./worker_working_dir/test_worker0 test_sub_worker_plus.c
gcc -o ./worker_working_dir/test_worker1 test_sub_worker_plus.c
gcc -o ./worker_working_dir/test_worker2 test_sub_worker_plus.c
gcc -o ./worker_working_dir/test_worker3 test_sub_worker_plus.c
gcc -o ./worker_working_dir/test_worker4 test_sub_worker_plus.c

